Flipping Out Over Nothin'

Christoph (Derean's coworker) was presented with a daunting challenge: flip all of the bits of an integer (representing a bitfield) to zero. Many programmers would run away and never look back at just the thought of being given such a task. But not Christoph; being the courageous coder he was, he took this vexing problem head-on and engineered a rather elegant solution ...